package com.situ.web.filter;

import javax.servlet.*;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletRequest;
import java.io.IOException;

@WebFilter(filterName = "encoding", urlPatterns = "/*")
public class EncodingFilter implements Filter {
    @Override
    public void init(FilterConfig filterConfig) throws ServletException {
        Filter.super.init(filterConfig);
    }

    @Override
    public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {
        //servletResponse.setCharacterEncoding("UTF-8");
        HttpServletRequest request = (HttpServletRequest) servletRequest;
        //request.setCharacterEncoding("UTF-8");
        String method = request.getMethod();
        /*if (method.equalsIgnoreCase("post")) {
            request.setCharacterEncoding("UTF-8");
        }*/
        if ("post".equalsIgnoreCase(method)) {
            request.setCharacterEncoding("UTF-8");
        }

        filterChain.doFilter(servletRequest, servletResponse);
    }

    @Override
    public void destroy() {
        Filter.super.destroy();
    }
}
